Amazon.com description: Product Description: Key Ideas contains focused, stimulating scientific accounts and activities that can be used to motivate and enthuse students following any KS3 science course. The books cover topics of historical and general interest, as well as exploring up-to-the-minute relevant subjects such as GM crops, diet and stress. *Each chapter consists of an introduction, a starter, texts and activities, a plenary and a summary *The activities cover a range or learning styles and can be used as class or group assignments, or enrichment exercises for individual pupils